Advanced Custom Fields Pro 6.2.10

• Fix - Fixed bug where validation did not prevent new user registration.
• Fix - Fixed bug causing some "reordered" metaboxes to not appear in the Gutenberg editor.
• Fix - Fixed bug causing WYSIWYG field with delayed initialization to appear blank.
• Fix - Fixed bug when editing a post and adding a new tag did not refresh metaboxes.
• Dev - Added missing $value parameter in "acf/pre_format_value" filter.

* New - Added "Preview Size" and "Return Format" settings to the Gallery field.
* Tweak - Improved metabox styling for Gutenberg.
* Tweak - Changed default "Preview Size" to medium for the Image field.
* Fix - Fixed bug in media modal causing the primary button text to disappear after editing an image.
* Fix - Fixed bug preventing the TinyMCE Advanced plugin from adding `< p >` tags.
* Fix - Fixed bug where HTML choices were not visible in conditional logic dropdown.
* Fix - Fixed bug causing incorrect order of imported/synced flexible content sub fields.
* i18n - Updated German translation thanks to Ralf Koller.
* i18n - Updated Persian translation thanks to Majix.

* New - Added ACF Blocks feature for ACF PRO.
* Fix - Fixed bug causing duplicate "save metabox" AJAX requests in the Gutenberg editor.
* Fix - Fixed bug causing incorrect Repeater field value order in AJAX requests.
* Dev - Added JS filter `'relationship_ajax_data'` to customize Relationship field AJAX data.
* Dev - Added `$field_group` parameter to `'acf/location/match_rule'` filter.
* Dev - Bumped minimum supported PHP version to 5.4.0.
* Dev - Bumped minimum supported WP version to 4.7.0.
* i18n - Updated German translation thanks to Ralf Koller.
* i18n - Updated Portuguese language thanks to Pedro Mendonça.